IT1242325B - Impianto di accensione per motore a scoppio a limitatore di sovratensione. - Google Patents

Impianto di accensione per motore a scoppio a limitatore di sovratensione.

Info

Publication number
IT1242325B
IT1242325B IT48441A IT4844190A IT1242325B IT 1242325 B IT1242325 B IT 1242325B IT 48441 A IT48441 A IT 48441A IT 4844190 A IT4844190 A IT 4844190A IT 1242325 B IT1242325 B IT 1242325B
Authority
IT
Italy
Prior art keywords
combustion engine
ignition system
overvoltage limiter
overvoltage
limiter
Prior art date
Application number
IT48441A
Other languages
English (en)
Other versions
IT9048441A1 (it
IT9048441A0 (it
Inventor
Bernard Boucly
Original Assignee
Marelli Autronica S A
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Marelli Autronica S A filed Critical Marelli Autronica S A
Publication of IT9048441A0 publication Critical patent/IT9048441A0/it
Publication of IT9048441A1 publication Critical patent/IT9048441A1/it
Application granted granted Critical
Publication of IT1242325B publication Critical patent/IT1242325B/it

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/20—Output circuits, e.g. for controlling currents in command coils
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
    • H02H9/04—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/20—Output circuits, e.g. for controlling currents in command coils
    • F02D2041/2003—Output circuits, e.g. for controlling currents in command coils using means for creating a boost voltage, i.e. generation or use of a voltage higher than the battery voltage, e.g. to speed up injector opening
    • F02D2041/2006—Output circuits, e.g. for controlling currents in command coils using means for creating a boost voltage, i.e. generation or use of a voltage higher than the battery voltage, e.g. to speed up injector opening by using a boost capacitor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/20—Output circuits, e.g. for controlling currents in command coils
    • F02D2041/2003—Output circuits, e.g. for controlling currents in command coils using means for creating a boost voltage, i.e. generation or use of a voltage higher than the battery voltage, e.g. to speed up injector opening
    • F02D2041/201—Output circuits, e.g. for controlling currents in command coils using means for creating a boost voltage, i.e. generation or use of a voltage higher than the battery voltage, e.g. to speed up injector opening by using a boost inductance
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/20—Output circuits, e.g. for controlling currents in command coils
    • F02D2041/202—Output circuits, e.g. for controlling currents in command coils characterised by the control of the circuit
    • F02D2041/2024—Output circuits, e.g. for controlling currents in command coils characterised by the control of the circuit the control switching a load after time-on and time-off pulses
    • F02D2041/2027—Control of the current by pulse width modulation or duty cycle control
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/20—Output circuits, e.g. for controlling currents in command coils
    • F02D2041/202—Output circuits, e.g. for controlling currents in command coils characterised by the control of the circuit
    • F02D2041/2058—Output circuits, e.g. for controlling currents in command coils characterised by the control of the circuit using information of the actual current value

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Ignition Installations For Internal Combustion Engines (AREA)
IT48441A 1989-11-07 1990-11-05 Impianto di accensione per motore a scoppio a limitatore di sovratensione. IT1242325B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8914592A FR2654270A1 (fr) 1989-11-07 1989-11-07 Limiteur de surtension aux bornes d'une charge inductive, applicable aux installations d'injection.

Publications (3)

Publication Number Publication Date
IT9048441A0 IT9048441A0 (it) 1990-11-05
IT9048441A1 IT9048441A1 (it) 1992-05-05
IT1242325B true IT1242325B (it) 1994-03-04

Family

ID=9387161

Family Applications (1)

Application Number Title Priority Date Filing Date
IT48441A IT1242325B (it) 1989-11-07 1990-11-05 Impianto di accensione per motore a scoppio a limitatore di sovratensione.

Country Status (4)

Country Link
EP (1) EP0427594B1 (it)
DE (1) DE69009006T2 (it)
FR (1) FR2654270A1 (it)
IT (1) IT1242325B (it)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6166500A (en) * 1997-07-18 2000-12-26 Siemens Canada Limited Actively controlled regenerative snubber for unipolar brushless DC motors
WO2009019634A1 (en) * 2007-08-06 2009-02-12 Nxp B.V. Solid state lighting system and a driver integrated circuit for driving light emitting semiconductor devices
AT512623B1 (de) * 2012-03-06 2016-07-15 Felix Dipl Ing Dr Himmelstoss Spannungsbegrenzer mit Rückspeisung

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1956145C3 (de) * 1969-11-07 1978-06-15 Siemens Ag Schaltungsanordnung zum Schutz von induktiv belasteten Schalttransistoren gegen Überspannungen
DE2223376C3 (de) * 1972-05-12 1975-01-23 Siemens Ag, 1000 Berlin Und 8000 Muenchen Schutzschaltungsanordnung für einen Schatttransistor im induktiven Lastkreis
US3940658A (en) * 1973-12-26 1976-02-24 Superior Industries, Inc. Electronic ignition control system
DE2451477C3 (de) * 1974-10-30 1979-08-09 Triumph Werke Nuernberg Ag, 8500 Nuernberg Anordnung zur Unterdrückung von Spannungsspitzen an schaltenden Transistoren
GB2026261B (en) * 1978-07-20 1982-08-11 Marconi Co Ltd Inverter circuits

Also Published As

Publication number Publication date
FR2654270A1 (fr) 1991-05-10
IT9048441A1 (it) 1992-05-05
EP0427594B1 (fr) 1994-05-18
IT9048441A0 (it) 1990-11-05
EP0427594A1 (fr) 1991-05-15
DE69009006T2 (de) 1994-10-06
DE69009006D1 (de) 1994-06-23

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Legal Events

Date Code Title Description
0001 Granted